<template>
  <div>
    <button class="btn">按钮</button>
  </div>
</template>
<script>
export default {
  name: 'HmBtn',
  data () {
    return {
      num: 123
    }
  }
}
</script>
<style>
.btn {
  padding: 10px;
}
</style>
